/* EMS-Safety — components. Companion to design-tokens.css */

/* ============ reset ============ */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--f-body); font-size: var(--t-body); line-height: 1.62;
  font-weight: 400; -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
}
img, svg, video { max-width: 100%; display: block; }
h1, h2, h3, h4, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: var(--steel); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
button { font: inherit; color: inherit; }
table { border-collapse: collapse; width: 100%; }
:focus-visible { outline: 2px solid var(--steel); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; }
}
.sr { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip { position: absolute; left: -9999px; top: 0; background: var(--ink); color: #fff; padding: 10px 16px; z-index: 999; }
.skip:focus { left: 8px; top: 8px; }

/* ============ layout ============ */
.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: clamp(18px, 4vw, 40px); }
.wrap--narrow { max-width: var(--wrap-narrow); }
.sec { padding-block: var(--sec-y); }
.sec--tight { padding-block: clamp(36px, 3vw, 56px); }
.sec--sheet { background: var(--sheet); border-block: 1px solid var(--rule); }
.sec--paper2 { background: var(--paper-2); }
.sec--console { background: var(--console); color: var(--on-dark); }
.sec--grid {
  background-color: var(--paper);
  background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 24px 24px, 24px 24px;
}
.sec--console.sec--grid {
  background-color: var(--console);
  background-image: linear-gradient(var(--grid-line-dark) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line-dark) 1px, transparent 1px);
}
.cols { display: grid; gap: clamp(24px, 3.4vw, 56px); }
.cols--2 { grid-template-columns: 1fr 1fr; }
.cols--3 { grid-template-columns: repeat(3, 1fr); }
.cols--4 { grid-template-columns: repeat(4, 1fr); }
.cols--hero { grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); align-items: start; }
.cols--aside { grid-template-columns: minmax(0, 1.55fr) minmax(0, 1fr); align-items: start; }
.stack > * + * { margin-top: var(--s5); }
.stack-sm > * + * { margin-top: var(--s3); }
.rule { height: 1px; background: var(--rule); border: 0; margin: 0; }
.rule--ink { background: var(--ink); }

/* ============ type ============ */
.h1 { font-family: var(--f-display); font-weight: 600; font-size: var(--t-h1); line-height: .98; letter-spacing: .002em; text-transform: uppercase; }
.h2 { font-family: var(--f-display); font-weight: 600; font-size: var(--t-h2); line-height: 1.04; letter-spacing: .004em; text-transform: uppercase; }
.h3 { font-family: var(--f-body); font-weight: 600; font-size: var(--t-h3); line-height: 1.32; letter-spacing: -.006em; }
.h4 { font-family: var(--f-body); font-weight: 600; font-size: var(--t-sm); line-height: 1.4; }
.lead { font-size: var(--t-lead); line-height: 1.56; color: var(--ink-2); }
.muted { color: var(--muted); }
.small { font-size: var(--t-sm); }
.xs { font-size: var(--t-xs); }
.mono { font-family: var(--f-mono); font-variant-numeric: tabular-nums; }
.micro { font-family: var(--f-mono); font-size: var(--t-micro); letter-spacing: .1em; text-transform: uppercase; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--f-mono); font-size: var(--t-micro); letter-spacing: .14em;
  text-transform: uppercase; color: var(--muted);
}
.eyebrow::before { content: ""; width: 8px; height: 8px; background: var(--amber-fill); flex: none; }
.eyebrow--dark { color: var(--on-dark-2); }
.eyebrow--dark::before { background: var(--cyan); }
.sec-head { display: flex; flex-direction: column; gap: var(--s3); padding-bottom: var(--s5); border-bottom: 1px solid var(--rule); margin-bottom: var(--s7); }
.sec-head--dark { border-bottom-color: var(--rule-ink); }
.sec-head p { max-width: 68ch; }
.anchor { scroll-margin-top: 110px; }

/* ============ utility strip ============ */
.ustrip { background: var(--console); color: var(--on-dark-2); border-bottom: 1px solid var(--rule-ink); }
.ustrip__in { display: flex; align-items: center; justify-content: space-between; gap: var(--s5); min-height: 34px; flex-wrap: wrap; }
.ustrip__pos { display: inline-flex; align-items: center; gap: 8px; font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: #E9C79A; }
.ustrip__pos::before { content: ""; width: 6px; height: 6px; background: var(--amber-fill); flex: none; }
.ustrip__right { display: inline-flex; align-items: center; gap: var(--s5); font-family: var(--f-mono); font-size: 11px; letter-spacing: .09em; text-transform: uppercase; }
.ustrip a { color: var(--on-dark); }
.ustrip a:hover { color: var(--cyan); }

/* ============ header ============ */
.hdr { position: sticky; top: 0; z-index: 60; background: rgba(255,255,255,.94); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--rule); }
.hdr__in { display: flex; align-items: center; justify-content: space-between; gap: var(--s4); min-height: 74px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); flex: 0 0 auto; }
.brand:hover { text-decoration: none; }
.brand__mark { width: 38px; height: 38px; flex: none; }
.brand__txt { display: flex; flex-direction: column; line-height: 1; white-space: nowrap; }
.brand__name { font-family: var(--f-display); font-weight: 700; font-size: 1.3rem; letter-spacing: .06em; text-transform: uppercase; }
.brand__tag { font-family: var(--f-mono); font-size: 9.5px; letter-spacing: .13em; text-transform: uppercase; color: var(--muted); margin-top: 3px; }
.nav { display: flex; align-items: center; gap: clamp(4px, 0.7vw, 13px); flex: 0 1 auto; }
.nav a {
  font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .045em; text-transform: uppercase;
  color: var(--ink-2); padding: 10px 2px; border-bottom: 2px solid transparent; white-space: nowrap;
}
.nav a:hover { color: var(--steel); text-decoration: none; border-bottom-color: var(--steel-line); }
.nav a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--amber-fill); }
.nav a.nav--cta { border: 1px solid var(--steel); color: var(--steel); padding: 9px 12px; margin-left: 4px; }
.nav a.nav--cta:hover { background: var(--steel); color: #fff; border-color: var(--steel); }
.nav--cta[aria-current="page"] { border-bottom-color: var(--steel); }
.burger { display: none; background: none; border: 1px solid var(--rule-2); padding: 9px 11px; cursor: pointer; }
.burger span { display: block; width: 18px; height: 1.5px; background: var(--ink); }
.burger span + span { margin-top: 5px; }

/* ============ buttons ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  font-family: var(--f-mono); font-size: 12.5px; letter-spacing: .08em; text-transform: uppercase;
  padding: 14px 22px; border: 1px solid transparent; border-radius: var(--r); cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn--primary { background: var(--steel); color: #fff; }
.btn--primary:hover { background: var(--steel-dk); }
.btn--ghost { border-color: var(--rule-2); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--ink); }
.btn--light { background: #fff; color: var(--ink); }
.btn--onDark { border-color: rgba(255,255,255,.34); color: #fff; }
.btn--onDark:hover { background: rgba(255,255,255,.1); border-color: #fff; }
.btn--sm { padding: 10px 15px; font-size: 11.5px; }
.btn-row { display: flex; flex-wrap: wrap; gap: var(--s3); }

/* ============ hero : console (home) ============ */
.hero { position: relative; background: var(--console); color: var(--on-dark); overflow: hidden; }
.hero__bg { position: absolute; inset: 0; }
.hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: 62% 50%; }
.hero__bg::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(90deg, rgba(6,11,15,.95) 0%, rgba(6,11,15,.9) 34%, rgba(6,11,15,.62) 62%, rgba(6,11,15,.42) 100%),
    linear-gradient(180deg, rgba(6,11,15,.5) 0%, rgba(6,11,15,0) 30%, rgba(6,11,15,.72) 100%);
}
.hero__grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--grid-line-dark) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line-dark) 1px, transparent 1px);
  background-size: 40px 40px, 40px 40px;
  mask-image: linear-gradient(90deg, #000 0%, transparent 78%);
}
.hero__in { position: relative; padding-block: clamp(56px, 7vw, 104px) 0; }
.hero__copy { max-width: 46rem; }
.hero h1 { margin-top: var(--s5); }
.hero h1 em { font-style: normal; color: #F0C892; }
.hero__lead { margin-top: var(--s5); color: #C6D2DA; font-size: var(--t-lead); line-height: 1.55; max-width: 40rem; }
.hero .btn-row { margin-top: var(--s6); }
.hero__facts { position: relative; margin-top: clamp(40px, 5vw, 72px); border-top: 1px solid rgba(255,255,255,.16); display: grid; grid-template-columns: repeat(4, 1fr); }
.hero__fact { padding: var(--s5) var(--s5) var(--s5) 0; border-right: 1px solid rgba(255,255,255,.12); }
.hero__fact:last-child { border-right: 0; }
.hero__fact dt { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .13em; text-transform: uppercase; color: #8FA3AF; }
.hero__fact dd { margin: 6px 0 0; font-family: var(--f-display); font-weight: 600; font-size: clamp(1.25rem, 1.05rem + .7vw, 1.75rem); letter-spacing: .01em; color: #fff; }
.hero__fact dd span { font-family: var(--f-mono); font-size: .72em; color: #9FB3BE; }

/* ============ hero : sheet (inner pages) ============ */
.sheet-head { background: var(--sheet); border-bottom: 1px solid var(--rule); padding-block: clamp(40px, 5vw, 68px) clamp(36px, 4vw, 56px); position: relative; }
.sheet-head::after {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px);
  background-size: 32px 32px, 32px 32px;
  mask-image: linear-gradient(180deg, #000, transparent 72%);
}
.sheet-head__in { position: relative; }
.sheet-head h1 { margin-top: var(--s4); max-width: 22ch; }
.sheet-head .lead { margin-top: var(--s5); max-width: 52ch; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-family: var(--f-mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.crumbs li { display: inline-flex; align-items: center; gap: 8px; }
.crumbs li + li::before { content: "/"; color: var(--rule-2); }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--steel); }

/* ============ keyline (equivalence notation, P0 on product pages) ============ */
.keyline {
  border-top: 2px solid var(--ink); border-bottom: 1px solid var(--rule);
  padding-block: var(--s5);
}
.keyline__row { display: flex; flex-wrap: wrap; align-items: baseline; gap: clamp(10px, 2vw, 26px); }
.keyline__item { display: inline-flex; align-items: baseline; gap: 10px; }
.keyline__v { font-family: var(--f-display); font-weight: 600; font-size: clamp(1.75rem, 1.2rem + 2.2vw, 3rem); line-height: 1; letter-spacing: .01em; }
.keyline__eq { font-family: var(--f-mono); font-size: clamp(1rem, .9rem + .5vw, 1.4rem); color: var(--amber); }
.keyline__u { font-family: var(--f-mono); font-size: var(--t-xs); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.keyline__sep { width: 1px; align-self: stretch; min-height: 34px; background: var(--rule-2); }
.keyline__cap { margin-top: var(--s4); font-family: var(--f-mono); font-size: 11px; letter-spacing: .07em; text-transform: uppercase; color: var(--muted); }

/* ============ spec table ============ */
.spec { font-size: var(--t-sm); }
.spec caption { text-align: left; font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); padding-bottom: var(--s3); }
.spec thead th {
  font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted);
  font-weight: 500; text-align: left; padding: 0 14px 9px 0; border-bottom: 1px solid var(--ink); vertical-align: bottom;
}
.spec tbody th, .spec tbody td { padding: 11px 14px 11px 0; border-bottom: 1px solid var(--rule); vertical-align: top; text-align: left; }
.spec tbody th { font-weight: 500; color: var(--ink-2); width: 38%; }
.spec tbody td { font-family: var(--f-mono); font-size: var(--t-xs); color: var(--ink); font-variant-numeric: tabular-nums; }
.spec tbody tr:hover { background: var(--steel-lt); }
.spec--wide tbody th { width: 26%; }
.spec--wide tbody td + td { border-left: 1px solid var(--rule); padding-left: 14px; }
.spec .u { color: var(--muted); }
.spec .yes { color: var(--ok); font-weight: 500; }
.spec-group { margin-top: var(--s6); }
.spec-group__h { font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--steel); padding-bottom: 8px; }

/* ============ model table + rfq add ============ */
.models { font-size: var(--t-sm); }
.models thead th { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); font-weight: 500; text-align: left; padding: 0 12px 9px 0; border-bottom: 1px solid var(--ink); }
.models tbody td, .models tbody th { padding: 12px 12px 12px 0; border-bottom: 1px solid var(--rule); text-align: left; font-weight: 400; vertical-align: top; }
.models tbody th { width: 30%; }
.models .m { font-family: var(--f-mono); font-size: var(--t-xs); font-weight: 500; color: var(--ink); }
.models tbody tr.is-added { background: var(--amber-lt); box-shadow: inset 3px 0 0 var(--amber-fill); }
.models td.act { width: 92px; text-align: right; }
.add {
  font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase;
  border: 1px solid var(--rule-2); background: #fff; color: var(--ink-2); padding: 6px 9px; cursor: pointer; white-space: nowrap;
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.add:hover { border-color: var(--steel); color: var(--steel); }
.add[aria-pressed="true"] { background: var(--amber-fill); border-color: var(--amber-fill); color: #2A1600; }
.tbl-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.tbl-scroll table { min-width: 640px; }

/* ============ chips ============ */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 7px;
  font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .08em; text-transform: uppercase;
  border: 1px solid var(--rule-2); background: var(--sheet); color: var(--ink-2); padding: 5px 9px;
}
.chip::before { content: ""; width: 5px; height: 5px; background: var(--steel-line); flex: none; }
a.chip:hover { border-color: var(--steel); color: var(--steel); text-decoration: none; }
.chip--dark { background: transparent; border-color: var(--rule-ink); color: var(--on-dark-2); }
.chip--dark::before { background: var(--cyan); }
.chip-note { margin-top: var(--s3); font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .05em; color: var(--muted); text-transform: none; }

/* ============ notes ============ */
.note { border-left: 3px solid var(--steel); background: var(--steel-lt); padding: var(--s5) var(--s5) var(--s5) var(--s6); }
.note--amber { border-left-color: var(--amber-fill); background: var(--amber-lt); }
.note__label { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--steel); }
.note--amber .note__label { color: var(--amber); }
.note p + p, .note ul { margin-top: var(--s3); }
.note ul li { position: relative; padding-left: 16px; }
.note ul li + li { margin-top: 6px; }
.note ul li::before { content: ""; position: absolute; left: 0; top: .62em; width: 6px; height: 1px; background: var(--steel); }
.note--amber ul li::before { background: var(--amber); }

/* ============ scope split (signature block) ============ */
.scope { display: grid; grid-template-columns: 1fr 1fr; gap: 0; border: 1px solid var(--rule); background: var(--sheet); }
.scope__col { padding: clamp(24px, 3vw, 40px); }
.scope__col--ship { border-top: 4px solid var(--steel); }
.scope__col--not { border-top: 4px solid var(--rule-2); background: var(--paper-2); border-left: 1px solid var(--rule); }
.scope__h { display: flex; align-items: center; gap: 10px; font-family: var(--f-display); font-weight: 600; font-size: 1.35rem; text-transform: uppercase; letter-spacing: .02em; }
.scope__col--not .scope__h { color: var(--muted); }
.scope__h span { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .12em; color: var(--muted); font-weight: 400; }
.scope ul { margin-top: var(--s5); }
.scope li { position: relative; padding-left: 26px; padding-block: 7px; border-top: 1px solid var(--rule); font-size: var(--t-sm); }
.scope li:last-child { border-bottom: 1px solid var(--rule); }
.scope li::before {
  content: ""; position: absolute; left: 0; top: 1.05em; width: 12px; height: 12px;
  border: 1px solid var(--steel); background: var(--steel-lt);
}
.scope__col--not li::before { border-color: var(--rule-2); background: transparent; }
.scope__col--not li { color: var(--muted); }

/* ============ cards ============ */
.cards { display: grid; gap: 1px; background: var(--rule); border: 1px solid var(--rule); grid-template-columns: repeat(3, 1fr); }
.card { background: var(--sheet); padding: clamp(22px, 2.4vw, 32px); display: flex; flex-direction: column; transition: background var(--dur) var(--ease); }
.card:hover { background: #FBFCFA; }
.card__fig { width: 54px; height: 54px; margin-bottom: var(--s5); }
.card__kicker { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }
.card h3 { margin-top: var(--s3); font-family: var(--f-display); font-weight: 600; font-size: 1.5rem; line-height: 1.06; text-transform: uppercase; letter-spacing: .01em; }
.card h3 a { color: var(--ink); }
.card h3 a:hover { color: var(--steel); text-decoration: none; }
.card__spec { margin-top: var(--s4); font-family: var(--f-mono); font-size: var(--t-xs); color: var(--ink-2); line-height: 1.75; }
.card__spec b { font-weight: 500; color: var(--steel); }
.card p { margin-top: var(--s4); font-size: var(--t-sm); color: var(--muted); }
.card__foot { margin-top: auto; padding-top: var(--s5); }
.card__link { font-family: var(--f-mono); font-size: 11.5px; letter-spacing: .08em; text-transform: uppercase; }

/* ============ plates (drawings) ============ */
.plate { background: var(--sheet); border: 1px solid var(--rule); padding: clamp(16px, 2vw, 28px); }
.plate--grid { background-image: linear-gradient(var(--grid-line) 1px, transparent 1px), linear-gradient(90deg, var(--grid-line) 1px, transparent 1px); background-size: 16px 16px, 16px 16px; }
.plate svg { width: 100%; height: auto; }
.plate figcaption { margin-top: var(--s4); padding-top: var(--s3); border-top: 1px solid var(--rule); font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .05em; color: var(--muted); display: flex; justify-content: space-between; gap: var(--s4); flex-wrap: wrap; }
.plate figcaption b { font-weight: 500; color: var(--ink-2); }
.dwg text { font-family: var(--f-mono); }
.dwg .ln { stroke: var(--ink-2); stroke-width: 1.25; fill: none; stroke-linecap: square; }
.dwg .ln-thick { stroke: var(--ink); stroke-width: 2.4; fill: none; }
.dwg .ln-thin { stroke: var(--rule-2); stroke-width: .9; fill: none; }
.dwg .ln-dim { stroke: var(--steel); stroke-width: .9; fill: none; }
.dwg .ln-dash { stroke: var(--rule-2); stroke-width: .9; fill: none; stroke-dasharray: 5 4; }
.dwg .fill-ink { fill: var(--ink-2); }
.dwg .fill-steel { fill: var(--steel); }
.dwg .fill-amber { fill: var(--amber-fill); }
.dwg .fill-pale { fill: var(--steel-lt); }
.dwg .fill-white { fill: #fff; }
.dwg .t { fill: var(--ink-2); font-size: 10px; letter-spacing: .04em; }
.dwg .t-sm { fill: var(--muted); font-size: 8.5px; letter-spacing: .06em; text-transform: uppercase; }
.dwg .t-dim { fill: var(--steel); font-size: 8.5px; }
.dwg .t-big { fill: var(--ink); font-size: 13px; font-weight: 700; }

/* ============ kpi row ============ */
.kpis { display: grid; grid-template-columns: repeat(4, 1fr); border: 1px solid var(--rule); background: var(--sheet); }
.kpi { padding: var(--s5); border-right: 1px solid var(--rule); }
.kpi:last-child { border-right: 0; }
.kpi dt { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .11em; text-transform: uppercase; color: var(--muted); }
.kpi dd { margin: 8px 0 0; font-family: var(--f-display); font-weight: 600; font-size: 1.85rem; line-height: 1; }
.kpi dd small { display: block; font-family: var(--f-body); font-size: var(--t-xs); font-weight: 400; color: var(--muted); margin-top: 6px; letter-spacing: 0; }

/* ============ steps ============ */
.steps { display: grid; gap: var(--s6); counter-reset: st; }
.steps--3 { grid-template-columns: repeat(3, 1fr); }
.steps--4 { grid-template-columns: repeat(4, 1fr); }
.step { border-top: 1px solid var(--ink); padding-top: var(--s4); }
.step__n { font-family: var(--f-mono); font-size: 11px; letter-spacing: .12em; color: var(--amber); }
.step h3 { margin-top: var(--s3); font-size: 1.0625rem; }
.step p { margin-top: var(--s3); font-size: var(--t-sm); color: var(--muted); }

/* ============ scenes ============ */
.scene { position: relative; overflow: hidden; background: var(--console); }
.scene img { width: 100%; height: 100%; object-fit: cover; }
.scene--band { height: clamp(240px, 30vw, 420px); }
.scene--wide { aspect-ratio: 3 / 2; }
.scene--tall { aspect-ratio: 4 / 5; }
.scene figcaption { position: absolute; left: 0; bottom: 0; background: rgba(9,14,18,.82); color: var(--on-dark-2); font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .07em; text-transform: uppercase; padding: 8px 14px; }
.split { display: grid; grid-template-columns: 1fr 1fr; align-items: stretch; border: 1px solid var(--rule); background: var(--sheet); }
.split__media { position: relative; min-height: 320px; }
.split__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.split__body { padding: clamp(28px, 3.4vw, 56px); display: flex; flex-direction: column; justify-content: center; }
.split--flip .split__media { order: 2; }

/* ============ faq ============ */
.faq { border-top: 1px solid var(--rule); }
.faq details { border-bottom: 1px solid var(--rule); }
.faq summary {
  cursor: pointer; list-style: none; padding: var(--s5) 44px var(--s5) 0; position: relative;
  font-weight: 500; font-size: 1.0625rem; color: var(--ink);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after, .faq summary::before {
  content: ""; position: absolute; right: 8px; top: 50%; background: var(--steel); transition: transform var(--dur) var(--ease);
}
.faq summary::before { width: 13px; height: 1.5px; margin-top: -.75px; }
.faq summary::after { width: 1.5px; height: 13px; right: 13.75px; margin-top: -6.5px; }
.faq details[open] summary::after { transform: scaleY(0); }
.faq details[open] summary { color: var(--steel); }
.faq__body { padding: 0 var(--s8) var(--s6) 0; color: var(--ink-2); font-size: var(--t-sm); }
.faq__body p + p { margin-top: var(--s4); }
.faq__body ul { margin-top: var(--s4); }
.faq__body li { position: relative; padding-left: 18px; }
.faq__body li + li { margin-top: 7px; }
.faq__body li::before { content: ""; position: absolute; left: 0; top: .65em; width: 7px; height: 1px; background: var(--steel-line); }

/* ============ CTA band ============ */
.cta { background: var(--console); color: var(--on-dark); position: relative; overflow: hidden; }
.cta--img .cta__bg { position: absolute; inset: 0; }
.cta--img .cta__bg img { width: 100%; height: 100%; object-fit: cover; opacity: .38; }
.cta__in { position: relative; padding-block: clamp(48px, 5vw, 84px); display: grid; grid-template-columns: minmax(0,1.25fr) minmax(0,1fr); gap: clamp(28px, 4vw, 64px); align-items: center; }
.cta h2 { color: #fff; margin-top: var(--s4); }
.cta p { margin-top: var(--s4); color: #BFCCD4; max-width: 46ch; }
.cta__side { border-left: 1px solid rgba(255,255,255,.16); padding-left: clamp(20px, 3vw, 40px); }
.cta__side dl { display: grid; gap: var(--s4); }
.cta__side dt { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase; color: #8FA3AF; }
.cta__side dd { margin: 4px 0 0; color: #fff; font-family: var(--f-mono); font-size: var(--t-sm); }

/* ============ forms ============ */
.form { display: grid; gap: var(--s5); }
.form__row { display: grid; gap: var(--s5); grid-template-columns: 1fr 1fr; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .11em; text-transform: uppercase; color: var(--ink-2); }
.field .hint { font-family: var(--f-body); font-size: var(--t-xs); color: var(--muted); letter-spacing: 0; text-transform: none; }
.field input, .field select, .field textarea {
  font-family: var(--f-body); font-size: var(--t-sm); color: var(--ink); background: var(--sheet);
  border: 1px solid var(--rule-2); border-radius: var(--r); padding: 12px 13px; width: 100%;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.field textarea { font-family: var(--f-mono); font-size: var(--t-xs); line-height: 1.7; resize: vertical; min-height: 148px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--steel); box-shadow: 0 0 0 3px var(--steel-lt); }
.field--full { grid-column: 1 / -1; }
.checkgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.check { display: flex; align-items: flex-start; gap: 9px; font-size: var(--t-sm); border: 1px solid var(--rule-2); background: var(--sheet); padding: 10px 12px; cursor: pointer; }
.check:hover { border-color: var(--steel-line); }
.check input { width: 15px; height: 15px; margin: 3px 0 0; accent-color: var(--steel); flex: none; }
.form__foot { display: flex; align-items: center; justify-content: space-between; gap: var(--s5); flex-wrap: wrap; padding-top: var(--s4); border-top: 1px solid var(--rule); }
.formnote { font-size: var(--t-xs); color: var(--muted); max-width: 52ch; }

/* ============ rfq bar ============ */
.rfqbar {
  position: fixed; right: clamp(12px, 2vw, 26px); bottom: clamp(12px, 2vw, 26px); z-index: 70;
  display: none; align-items: center; gap: 12px; background: var(--ink); color: #fff;
  border: 1px solid var(--ink); padding: 11px 11px 11px 16px; box-shadow: var(--shadow);
}
.rfqbar.is-on { display: flex; }
.rfqbar__n { font-family: var(--f-mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.rfqbar__n b { color: var(--amber-fill); font-weight: 700; }
.rfqbar a { background: var(--amber-fill); color: #2A1600; font-family: var(--f-mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; padding: 8px 11px; }
.rfqbar a:hover { text-decoration: none; background: #E8963F; }
.rfqbar button { background: none; border: 0; color: #8FA3AF; cursor: pointer; font-family: var(--f-mono); font-size: 14px; line-height: 1; padding: 4px; }
.rfqbar button:hover { color: #fff; }

/* ============ footer ============ */
.ftr { background: var(--console); color: var(--on-dark-2); border-top: 1px solid var(--rule-ink); }
.ftr__in { padding-block: clamp(44px, 5vw, 72px) var(--s6); }
.ftr__top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: clamp(24px, 3vw, 48px); }
.ftr .brand__name { color: #fff; }
.ftr .brand__tag { color: #8FA3AF; }
.ftr__pos { margin-top: var(--s5); font-size: var(--t-sm); color: #C6D2DA; max-width: 34ch; }
.ftr h3 { font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .13em; text-transform: uppercase; color: #8FA3AF; font-weight: 500; }
.ftr ul { margin-top: var(--s4); }
.ftr li + li { margin-top: 7px; }
.ftr a { color: var(--on-dark); font-size: var(--t-sm); }
.ftr a:hover { color: var(--cyan); }
.ftr__legal { margin-top: var(--s8); padding-top: var(--s5); border-top: 1px solid var(--rule-ink); display: flex; justify-content: space-between; gap: var(--s5); flex-wrap: wrap; font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .05em; color: #7F909B; }
.ftr__legal p { max-width: 74ch; }
.ftr__tm { margin-top: var(--s4); font-size: 10.5px; color: #6E7F8A; line-height: 1.7; max-width: 96ch; }

/* ============ misc ============ */
.list-check li { position: relative; padding-left: 22px; }
.list-check li + li { margin-top: 9px; }
.list-check li::before { content: ""; position: absolute; left: 0; top: .58em; width: 9px; height: 9px; border: 1px solid var(--steel); background: var(--steel-lt); }
.list-dash li { position: relative; padding-left: 18px; }
.list-dash li + li { margin-top: 9px; }
.list-dash li::before { content: ""; position: absolute; left: 0; top: .68em; width: 8px; height: 1px; background: var(--steel-line); }
.tag-row { display: flex; flex-wrap: wrap; gap: var(--s4); align-items: center; }
.boxgrid { display: grid; gap: var(--s5); }
.pill { display: inline-block; font-family: var(--f-mono); font-size: 10.5px; letter-spacing: .09em; text-transform: uppercase; border: 1px solid var(--amber-fill); background: var(--amber-lt); color: var(--amber); padding: 4px 8px; }
.err404 { min-height: 52vh; display: flex; flex-direction: column; justify-content: center; }

/* ============ responsive ============ */
@media (max-width: 1080px) {
  .cols--4, .cards, .steps--4, .kpis { grid-template-columns: repeat(2, 1fr); }
  .kpi:nth-child(2) { border-right: 0; }
  .kpi:nth-child(1), .kpi:nth-child(2) { border-bottom: 1px solid var(--rule); }
  .ftr__top { grid-template-columns: 1fr 1fr; }
  .cols--hero, .cols--aside { grid-template-columns: 1fr; }
}
@media (max-width: 1120px) {
  .burger { display: block; }
  .nav {
    display: none; position: absolute; left: 0; right: 0; top: 100%;
    flex-direction: column; align-items: stretch; gap: 0; background: var(--sheet);
    border-bottom: 1px solid var(--rule); box-shadow: var(--shadow); padding: var(--s3) clamp(18px, 4vw, 40px) var(--s5);
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 13px 0; border-bottom: 1px solid var(--rule); border-left: 2px solid transparent; padding-left: 0; }
  .nav a[aria-current="page"] { border-bottom-color: var(--rule); border-left-color: var(--amber-fill); padding-left: 10px; }
  .nav a.nav--cta { margin: 14px 0 0; text-align: center; border: 1px solid var(--steel); padding: 13px 14px; }
  .hdr__in { position: relative; }
}
@media (max-width: 900px) {
  .hero__facts { grid-template-columns: 1fr 1fr; }
  .hero__fact:nth-child(2) { border-right: 0; }
  .hero__fact:nth-child(1), .hero__fact:nth-child(2) { border-bottom: 1px solid rgba(255,255,255,.12); }
  .cols--2, .cols--3, .scope, .split, .cta__in, .form__row, .checkgrid { grid-template-columns: 1fr; }
  .split--flip .split__media { order: 0; }
  .cta__side { border-left: 0; border-top: 1px solid rgba(255,255,255,.16); padding-left: 0; padding-top: var(--s5); }
  .scope__col--not { border-left: 0; border-top-width: 4px; }
  .steps--3 { grid-template-columns: 1fr; }
  .ftr__top { grid-template-columns: 1fr; }
}
@media (max-width: 560px) {
  .cards, .cols--4, .steps--4, .kpis { grid-template-columns: 1fr; }
  .kpi { border-right: 0; border-bottom: 1px solid var(--rule); }
  .kpi:last-child { border-bottom: 0; }
  .hero__facts { grid-template-columns: 1fr; }
  .hero__fact { border-right: 0; border-bottom: 1px solid rgba(255,255,255,.12); }
  .tbl-scroll table { min-width: 520px; }
  .ustrip__right span:not(:first-child) { display: none; }
}